code: def __getitem__(self, key: tuple):
      if key in self.tensormaps_device:
          return int(self.tensormaps_device[key])
      else:
          (e, args) = key
          t_tensormap = e.tensormap(args)
          TENSORMAP_SIZE_IN_BYTES = 128
          t_tensormap_device = self.utils.cuMemAlloc(
              TENSORMAP_SIZE_IN_BYTES
          )
          self.utils.cuMemcpyHtoD(
              t_tensormap_device, t_tensormap, TENSORMAP_SIZE_IN_BYTES
          )
          self.tensormaps_device[key] = t_tensormap_device
          return int(self.tensormaps_device[key])
  
imports: import os
  import hashlib
  import tempfile
  from pathlib import Path
  from triton.runtime.build import _build
  from triton.runtime.cache import get_cache_manager
  from triton.backends.driver import GPUDriver
label_desc: Use image node_id 2 for calling the TensorMapManager obj's underlying member method code with example usage: obj.__getitem__(key) and returns: int, int